video: imxfb: Fix the maximum value for yres
MX27 and MX25 have 10 bits in the YMAX field of LCDC Size Register. Fix the maximum value for yres. Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
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@ -53,11 +53,8 @@
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#define LCDC_SIZE 0x04
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#define SIZE_XMAX(x) ((((x) >> 4) & 0x3f) << 20)
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#ifdef CONFIG_ARCH_MX1
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#define SIZE_YMAX(y) ((y) & 0x1ff)
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#else
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#define SIZE_YMAX(y) ((y) & 0x3ff)
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#endif
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#define YMAX_MASK (cpu_is_mx1() ? 0x1ff : 0x3ff)
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#define SIZE_YMAX(y) ((y) & YMAX_MASK)
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#define LCDC_VPW 0x08
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#define VPW_VPW(x) ((x) & 0x3ff)
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@ -623,7 +620,7 @@ static int imxfb_activate_var(struct fb_var_screeninfo *var, struct fb_info *inf
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if (var->right_margin > 255)
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printk(KERN_ERR "%s: invalid right_margin %d\n",
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info->fix.id, var->right_margin);
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if (var->yres < 1 || var->yres > 511)
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if (var->yres < 1 || var->yres > YMAX_MASK)
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printk(KERN_ERR "%s: invalid yres %d\n",
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info->fix.id, var->yres);
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if (var->vsync_len > 100)
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